Session Lab
Session Lab is the release control room for albums that live on your hard drive.GitHub Desktop for album folders — pipeline truth, sides, credits, mix revisions, and release checks. Your sessions stay in Finder; Session Lab maps the path to ship.Not a DAW. Not cloud storage. Session Lab organizes, moves, and indexes files on disk. It never locks your work in the cloud or replaces Logic, Ableton, or your existing workflow.What you get with a license ($19.99 one-time)- Unlimited album projects- Export release pack — masters, artwork, and credits/metadata mirror for distributors- Distributor metadata — ISRC, UPC, explicit, genre per track- Excel / CSV export — track sheet for labels and managers- Offline waveform BPM batch — automatic tempo detection across tracks- Master QC (LUFS) — loudness checks when shippedNo subscription for the core app. Pay once. Your files stay on your Mac.Try before you buyDownload Session Lab free from our site and use the 7-day full trial:- Full pipeline: Session → Demos → Mix → Master- Drag-and-drop ingest, filesystem watcher, Finder integration- Project health checks, playback, manual BPM + tag/filename tempo inferenceWhen you're release-ready, purchase here to unlock export and unlimited projects.How it works after purchase1. Download the app (free) from the Session Lab landing page — the macOS DMG is not delivered through Gumroad.2. Install Session Lab and open it once (Control-click → Open on first launch if macOS asks).3. Receive your license key by email from Millimeter Labs within 24 hours (usually much faster). Format: SLAB-XXXX-XXXX-XXXX.4. Activate in the app: Settings → License → paste your key → Activate.Offline validation — no account required after activation.Built for how producers already workEvery track lives in predictable folders on disk:Session · Demos · Mix · MasterOpen any folder in Finder anytime. Same files, better map.- Signed + notarized macOS builds- Offline-first — no cloud required- Filesystem is the source of truthMillimeter Labs · One-time purchase. Your files stay on your Mac.
Get it → mmlabs.gumroad.com